| Person Source | | Mary Elizabeth Graham had person sources.1 |
| Birth | April 1838 | She was born in April 1838 in Coffee, Tennessee, United StatesBGO. |
| Residence | 1840 | She lived in Marion, Tennessee, USABGO, in 1840.2 |
| Residence | 1850 | She lived Age: 12 in District 7, Coffee, Tennessee, USABGO, in 1850.3 |
| Residence | 1860 | She lived Age: 19; Occupation: Domes in District 9, Hickory Creek, Coffee, Tennessee, USABG, in 1860.4 |
| Marriage | 1 August 1861 | Thomas Hart Benton Coulston and she were married on 1 August 1861 in Coffee, Tennessee, United StatesBGO.5 |
| Residence | 1870 | She lived Age: 28; Occupation: Keeping House in District 3, Beech Grove, Coffee, Tennessee, USABG, in 1870.6 |
| Residence | 1880 | She lived in District 16, Giles, Tennessee, USABGO, in 1880. Age: 39; Occupation: Keeping House; EnumerationDistrict: 114; MaritalStatus: Married; RelationToHead: Wife7 |
| Residence | 1900 | She lived in Grayson, Texas, United StatesBGO, in 1900. Age: 58; Occupation: House Wife; AbleToSpeakEnglish: Yes; CanRead: Yes; CanWrite: Yes; EnumerationDistrict: 0109; MonthsUnEmployedPastYear: 0; NumberOfChildrenBorn: 6; NumberOfChildrenLiving: 4; YearsMarried: 42; MaritalStatus: Married; RelationToHead: Wi8 |
| Death | 1910 | She died in 1910 at age ~72 in Collinsville, Grayson, Texas, United StatesBGO. |
| Burial | | She was buried in Grayson, Texas, United StatesBGO.9 |